Earthquake with magnitude of ML 1.0 on date 15-08-2019 and time 13:19:51 (Italy) in region 4 km NE Cittareale (RI)

A magnitude ML 1.0 earthquake occured in region: 4 km NE Cittareale (RI), on

  • 15-08-2019 11:19:51 (UTC)
  • 15-08-2019 13:19:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.6510, 13.1900 at 13 km depth.

The earthquake was located by: Sala Sismica INGV-Roma.

Search earthquakes: Any within 30 km radius

The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Cittareale RI 4 482 482
Accumoli RI 7 667 1149
Amatrice RI 8 2657 3806
Montereale AQ 15 2581 6387
Posta RI 16 694 7081
Borbona RI 16 617 7698
Cascia PG 16 3217 10915
Arquata del Tronto AP 16 1178 12093
Capitignano AQ 17 665 12758
Norcia PG 18 4957 17715
Campotosto AQ 18 542 18257
Monteleone di Spoleto PG 19 599 18856

Municipalities with at least 50000 inhabitants

An earthquake occurred to
37 Km NW of L'Aquila (69753 inhabitants)
42 Km W of Teramo (54892 inhabitants)
46 Km E of Terni (111501 inhabitants)
52 Km SE of Foligno (57155 inhabitants)
80 Km W of Montesilvano (53738 inhabitants)
82 Km NE of Guidonia Montecelio (88673 inhabitants)
83 Km SE of Perugia (166134 inhabitants)
83 Km NE of Tivoli (56533 inhabitants)
86 Km W of Pescara (121014 inhabitants)
87 Km W of Chieti (51815 inhabitants)
93 Km E of Viterbo (67173 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Reviewed
Rev100
ML 1.0 2019-08-15
11:19:51
42.6507 13.19 13 2019-08-15
11:26:43
Sala Sismica INGV-Roma 71513691
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2019-08-15 11:19:51 ± 0.13
Latitude 42.6507 ± 0.0036
Longitude 13.1900 ± 0.0073
Depth (km) 13 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 71513691

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 496
Semi-minor axis of confidence ellipse (meter) 326
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 117
Circular confidence region, given by single value of horizontal uncertainty (meter) 500.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 96
Number of associated phases, regardless of their use for origin computation 35
Number of defining phases 12
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.16
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.30577
Number of stations at which the event was observed 28
Number of stations from which data was used for origin computation 6
Magnitude information

ML:1.0

Field Value
Value 1.0
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 71513691
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2019-08-15 11:26:43
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.SPS2.HHZ. 2019-08-15T11:21:28.29 3.0 undecidable manual Sn -3.77 0
GU.ENR.HHZ. 2019-08-15T11:21:25.74 3.0 undecidable manual Sn -3.34 0
AC.PUK.HHZ. 2019-08-15T11:21:16.82 3.0 negative manual Pg 14.18 0
GU.RNCA.HHZ. 2019-08-15T11:21:08.88 3.0 undecidable manual Sn -1.12 0
IV.NDIM.HNZ. 2019-08-15T11:21:08.82 3.0 undecidable manual Sg 10.76 0
AC.VLO.HHZ. 2019-08-15T11:20:55.90 3.0 undecidable manual Pn -7.47 0
CR.ZAG.BHZ. 2019-08-15T11:20:49.84 3.0 undecidable manual Pn 3.47 0
GU.GSCL.HHZ. 2019-08-15T11:20:46.73 3.0 undecidable manual Sn -2.2 0
IV.CRJA.HHZ. 2019-08-15T11:20:44.00 3.0 undecidable manual Pn -2.98 0
CR.STON.BHZ. 2019-08-15T11:20:41.58 3.0 undecidable manual Pn 1.11 0
IV.PTRJ.HHZ. 2019-08-15T11:20:38.21 3.0 undecidable manual Sg 4.02 0
IV.MOCL.EHZ. 2019-08-15T11:20:36.43 3.0 undecidable manual Sn -0.11 0
IV.EUCT.HNZ. 2019-08-15T11:20:36.57 3.0 negative manual Pn -0.63 0
IV.TRIV.HHZ. 2019-08-15T11:20:31.88 3.0 undecidable manual Sg 1.2 0
IV.RIBO.EHZ.01 2019-08-15T11:20:30.83 3.0 undecidable manual Sg 12.48 0
IV.DGI.HHZ. 2019-08-15T11:20:28.83 3.0 undecidable manual Pg 4.3 0
GU.GSCL.HHZ. 2019-08-15T11:20:26.73 3.0 undecidable manual Pg 7.28 0
OT.OT14.EHZ. 2019-08-15T11:20:23.26 3.0 undecidable manual Pg 0.98 0
IV.AGLI.HHZ. 2019-08-15T11:20:19.30 3.0 undecidable manual Pn -2.52 0
IT.ORP.HGZ. 2019-08-15T11:20:16.22 3.0 undecidable manual Pn -2.19 0
IV.PE3.EHZ. 2019-08-15T11:20:10.32 3.0 negative manual Pg 4.64 0
IV.TERO.HHZ. 2019-08-15T11:20:02.52 0.6 undecidable manual S 95 33.9438 95 -0.29 46
IV.MTRA.EHE. 2019-08-15T11:19:59.15 0.3 undecidable manual S 55 20.5683 102 -0.12 73
IV.NRCA.HHE. 2019-08-15T11:19:59.24 0.6 undecidable manual S 343 21.1677 101 -0.21 48
IV.LNSS.HHZ. 2019-08-15T11:19:57.24 0.6 undecidable manual S 247 13.2756 118 -0.22 49
IV.TERO.HHZ. 2019-08-15T11:19:57.88 1.0 undecidable manual P 95 33.9438 95 -0.06 24
IV.SMA1.EHZ. 2019-08-15T11:19:57.30 0.6 undecidable manual S 101 12.0768 123 0.13 50
IV.RM33.EHZ. 2019-08-15T11:19:57.86 0.6 undecidable manual S 173 15.873 111 -0.21 49
IV.NRCA.HHE. 2019-08-15T11:19:56.06 0.1 undecidable manual P 343 21.1677 101 0.06 99
IV.MTRA.EHE. 2019-08-15T11:19:55.96 0.1 undecidable manual P 55 20.5683 102 0.07 99
IV.RM33.EHZ. 2019-08-15T11:19:55.26 0.1 undecidable manual P 173 15.873 111 0.06 100
IV.LNSS.HHZ. 2019-08-15T11:19:54.93 0.1 undecidable manual P 247 13.2756 118 0.08 100
IV.SMA1.EHZ. 2019-08-15T11:19:54.94 0.1 undecidable manual P 101 12.0768 123 0.26 97
IV.GAVE.EHZ. 2019-08-15T11:19:54.50 3.0 negative manual P -0.2 0
IV.RMP.HHZ. 2019-08-15T11:19:53.75 3.0 negative manual P -0.04 0
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.GAVE.EHN. ML:0.8 0.0000385 0.62 AML other m 2019-08-15T11:19:57.29
IV.SMA1.EHE. ML:1.4 0.0002195 0.28 AML other m 2019-08-15T11:19:57.82
IV.SMA1.EHN. ML:1.0 0.00010535 0.22 AML other m 2019-08-15T11:19:57.78
IV.GAVE.EHE. ML:0.8 0.000038350000000000004 0.42 AML other m 2019-08-15T11:19:58.56
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download